D121212121213132333131232313232233131323223313231322331313132313231   >>    D12121212121313233313123231323223313132322331323132233131313231323   <<    D121212121213132333131232313232233131323223313231322331313132313233   >>      D121212121213132333131232313232233131323223313231322331313132313232   >>